Individual Members

Professional scientists whose research is directly relevant to some branch of astronomy are eligible to apply as Individual Members. Individual Members are, normally, admitted by the Executive Committee on the proposal of a National Member.

Individual Members listed in the IAU Directory have a valid, public email, and are affiliated to at least one Division. They are labeled as "Active Members". For corrections and updates, please contact Any members remaining Inactive for more than 10 years will be removed from the IAU lists.

For combined Individual and Junior Members click here

Additionally, while only Active Members are listed in the IAU Directory, you may still search for Active, Inactive or Deceased Members in the search field to your right.

Total number of IAU Individual members:13127.


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Name▼ Location NCA adherence
Bryden, Geoffrey United States United States
Brynildsen, Nils Norway Norway
Brzeziński, Aleksander Poland Poland
Buat, Véronique France France
Bucciarelli, Beatrice Italy Italy
Buccino, Andrea Paola Argentina Argentina
Buchar, E. (Inactive) Czech Republic Czech Republic
Buchhave, Lars A. Denmark Denmark
Buchler, J. R., Deceased (1942-2012) United States
Buchlin, Eric France France
Bucik, Radoslav Germany Germany
Buckley, David A.H. South Africa South Africa
Budaj, Jan Slovakia Slovakia
Budding, Edwin New Zealand New Zealand
Budtz-Jørgensen, Carl (Inactive) Denmark Denmark
Buecher, Alain (Inactive) France France
Buechner, Joerg Germany Germany
Bueno de Camargo, Julio Ignacio Brazil Brazil
Bues, Irmela D. Germany Germany
Buff, James S. (Inactive) United States United States
Buhl, David (Inactive) United States United States
Buie, Marc W. United States United States
Buitink, Stijn Belgium Belgium
Buitrago, Fernando Portugal Portugal
Bujarrabal, Valentin Spain Spain
Bukhari, Fadel A.A. (Inactive) Saudi Arabia Saudi Arabia
Bulbul, Esra (Inactive) United States United States
Bulik, Tomasz Poland Poland
Bumba, Vaclav, Deceased (1926-2018) Czech Republic
Bunclark, Peter Stephen, Deceased (1954-2008) United Kingdom
Bunker, Andrew J. United Kingdom United Kingdom
Bunner, Alan N. United States United States
Buonanno, Roberto Italy Italy
Buote, David A. United States United States
Buratti, Bonnie J. United States United States
Burba, George A. Russian Federation Russian Federation
Burbidge, Eleanor Margaret (Inactive) United States United States
Burbidge, Geoffrey R., Deceased (1924-) United States
Burderi, Luciano Italy Italy
Burdyuzha, Vladimir Vladimir Russian Federation Russian Federation
Bureau, Martin G. United Kingdom United Kingdom
Burenin, Rodion A. Russian Federation Russian Federation
Burenkov, Alexander Nikolaevich Russian Federation Russian Federation
Burgarella, Denis France France
Burgasser, Adam J. United States United States
Burger, Marijke Belgium Belgium
Burgess, Alan, Deceased (-2011) United Kingdom
Burgess, David D. (Inactive) United Kingdom United Kingdom
Burikham, Piyabut Thailand Thailand
Burke, Bernard F., Deceased (1928-2018) United States
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